From 4947b2f248f867626c7a3797fc3a314bd93aeac5 Mon Sep 17 00:00:00 2001 From: Christian König Date: Tue, 11 Sep 2018 09:30:46 +0200 Subject: drm/amdgpu: stop pipelining VM PDs/PTs moves MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We are going to need this for recoverable page fault handling and it makes shadow handling during GPU reset much more easier. Signed-off-by: Christian König Acked-by: Junwei Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 5da87ec67c64..d61910873627 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -532,7 +532,11 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, if (r) goto error; - r = ttm_bo_pipeline_move(bo, fence, evict, new_mem); + /* Always block for VM page tables before committing the new location */ + if (bo->type == ttm_bo_type_kernel) + r = ttm_bo_move_accel_cleanup(bo, fence, true, new_mem); + else + r = ttm_bo_pipeline_move(bo, fence, evict, new_mem); dma_fence_put(fence); return r; -- cgit v1.2.3